The fairy tale castle of the "fairy-tale king."

No one is sure why this mysterious tradition started.

The home where a lovestruck Fitzgerald wrote his first published novel, "This Side of Paradise."

When the public was consulted about a new piece of street art, they naturally asked for an enormous metal dragon.

Where Mary Shelley’s "Frankenstein" and John William Polidori's "The Vampyre" were born.

The wood bears a hidden love note carved by a young Johnny Cash.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

A breathtaking flower tunnel bursts with beautiful golden blossoms.

The only diamond mine in the world where you can keep what you find.

This picturesque island graveyard is the final resting place of dozens of notorious pirates.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

A French artist's vague warning hangs over Belleville.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

Former hunting lodge of a duke who was an avid collector of impressionist works.

This bridge was constructed from the rubble of the infamous Bastille.

A magical, macabre wax museum, beloved by locals, uses real artifacts to depict an assassination from the French Revolution.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

The oldest and smallest cemetery in Paris is only open to the public twice a year.

An odd museum dedicated to French fakes.

The floorboard scrawling of a tragic madman is on public display outside a Paris hospital, much to the dismay of its opponents.

This off-limits room in the National Library of France is home to a system of pneumatic tubes, once used to bring books to readers.

135 bronze medallions mark a French meridian line which once rivaled the hotshot Greenwich timeline.

The headless bodies of more than 1,300 guillotined victims of the Reign of Terror are buried here in mass graves.